1044321142143 has 32 divisors (see below), whose sum is σ = 1472909276160. Its totient is φ = 657091128960.

The previous prime is 1044321142097. The next prime is 1044321142181. The reversal of 1044321142143 is 3412411234401.

It is a happy number.

It is not a de Polignac number, because 1044321142143 - 2⁸ = 1044321141887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1044321142143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044321149143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3158721 + ... + 3473637.

It is an arithmetic number, because the mean of its divisors is an integer number (46028414880).

Almost surely, 2^{1044321142143} is an apocalyptic number.

1044321142143 is a deficient number, since it is larger than the sum of its proper divisors (428588134017).

1044321142143 is a wasteful number, since it uses less digits than its factorization.

1044321142143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315807.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1044321142143 its reverse (3412411234401), we get a palindrome (4456732376544).

The spelling of 1044321142143 in words is "one trillion, forty-four billion, three hundred twenty-one million, one hundred forty-two thousand, one hundred forty-three".